Unit 4 Astronomy: the science of the stars
Unit 4 Astronomy:the science of the stars
Key words l. atmosphere(a)大气层,气 氛 2. system(n)系统,体系,制度 3. violent(a)猛烈的,激烈的, 强暴的 4. explode(v)爆炸,爆发 5.0 xygen(m)氧 6. escape(v)逃跑,逃避
Key words 1. (n.) 大气层,气 氛 2. (n.) 系统,体系,制度 3. (adj.) 猛烈的,激烈的, 强暴的 4. (v.) 爆炸,爆发 5. (n.) 氧 6. (v.) 逃跑,逃避 atmosphere system violent explode oxygen escape
7. depend(v)依靠,依赖 8. harmful(ad)有害的 9. development(n)发展 10. unlike (prep)不同,不像 1l. theory(n)学说,理论 12. astronomy(n)天文学 3. exist(v)存在,生存 14. presence(n)出席,到场,存在 15. fundamental(aj)基本的,基 础的
7. (v.) 依靠,依赖 8. (adj.) 有害的 9. (n.) 发展 10. (prep.) 不同,不像 11. (n.) 学说,理论 12. (n.) 天文学 13. (vi.) 存在,生存 14. (n.) 出席,到场,存在 15. (adj.) 基本的,基 础的 depend harmful development unlike theory astronomy exist presence fundamental
16. crash(vi&ⅵ)碰撞,坠落 17. gravity(m,)重力,万有引力 18 disappoint (vt)使失望,使扫兴 19, gradually (ah)逐渐地 20.foat(vi&v)(使)浮动,(使)漂 浮 21.mass(m,质量,团,块,大量, (复)群众
16. (vi.& vt.) 碰撞,坠落 17. (n.) 重力,万有引力 18. (vt.) 使失望,使扫兴 19. (adv.) 逐渐地 20. (vi.& vt.) (使)浮动,(使)漂 浮 21. (n.) 质量,团,块,大量, (复)群众 crash gravity disappoint gradually float mass
Useful expressions 1.突发,爆发 break out 2.阻止,制止 prevent,rom 3.熟悉,理解,掌握 get the hang of 4.既然 now that 5.产生,分娩 give birth to 6.依靠 depend on 7.感到高兴,感到振奋 cheer up 8.及时,终于 in time 9.轮到某人,接着 In one’ s turn 10.密切注视,当心,提防 watch out
Useful expressions 1.突发,爆发 2.阻止,制止 3.熟悉,理解,掌握 4.既然 5.产生,分娩 6.依靠 7.感到高兴,感到振奋 8.及时,终于 9.轮到某人,接着 10.密切注视,当心,提防 break out prevent...from get the hang of now that give birth to depend on cheer up in time in one’s turn watch out
Important sentences What it was to become was uncertain until between 4.5 and 3. 8 billion years ago when the dust settled into a solid globe 随后它会变成什么没有人知道,直 到38~45亿年前,这团尘埃才慢慢地形 成一个固体的球状物。 句型 be to(do)不可避免要发生或 必须发生;决定;打算;应该
Important sentences What it become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. 随后它会变成什么没有人知道,直 到38~45亿年前,这团尘埃才慢慢地形 成一个固体的球状物。 句型 be to(do) 不可避免要发生或 必须发生;决定;打算;应该 was to
2. This produced a chain reaction which made it possible for life to develop. 这就产生了一系列的反应,使得生命就 有可能发展了。 i作形式宾语,在句中可代替动名词、 不定式、从句等。 句型:主语十动词+i+n./d+t do/for sb. to do sth. / that 用于此句型的动词有: make, consider, find, think, suppose
2. This produced a chain reaction, which made it possible for life to develop. 这就产生了一系列的反应,使得生命就 有可能发展了。 it作形式宾语,在句中可代替动名词、 不定式、从句等。 句型:主语+动词+it+n./adj.+to do/for sb.to do sth./that... 用于此句型的动词有: make,consider,find,think, suppose
2.翻译句子 (1)他的缺勤使得按时完成工作更加困 难了 His absence made it difficult to finish the work on time. (2我们认为与他争论毫无意义。 We consider it no use arguing with him (3我们认为重新讨论这个问题很重 要。 We thought it important that we should discuss the problem again
2.翻译句子 (1)他的缺勤使得按时完成工作更加困 难了。 __________________________________ ______________________________________ (2)我们认为与他争论毫无意义。 __________________________________ (3)我们认为重新讨论这个问题很重 要。 __________________________________ ______________________________________ His absence made it difficult to finish the work on time. We consider it no use arguing with him. We thought it important that we should discuss the problem again
Language points l. exist vi.存在;生存 exist in存在于…之中 exist on靠…为生 There exists/existed.某地有.;存在 come into existence产生;成立;开始 存在 in existence存在
1. exist vi. 存在;生存 exist in存在于……之中 exist on靠……为生 There exists/existed...某地有……;存在 …… come into existence产生;成立;开始 存在 in existence存在 Language points
境活用 1.完成句子 (The laidoff workers mainly exist on bread and tea(靠面包和茶 生存 (2)Do you know when the new Marriage Law came into existence (开始实施)? 冬(3)有一个解决目前地理问题的好方 (汉译英) 3There exists a good way to solve the existing problem in geography
1.完成句子 (1)The laidoff workers mainly __________________________ (靠面包和茶 生存). (2)Do you know when the new Marriage Law ________________________ (开始实施)? (3)有一个解决目前地理问题的好方 法。(汉译英) __________________________________ ______________________________________ exist on bread and tea came into existence (3)There exists a good way to solve the existing problem in geography